412439690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{7757}}^1$

素因数の和:8186

約数の個数: 32

約数和(自身を含む): 801556560

約数和(自身を除く): 389116870

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 409, 818, 2045, 4090, 5317, 7757, 10634, 15514, 26585, 38785, 53170, 77570, 100841, 201682, 504205, 1008410, 3172613, 6345226, 15863065, 31726130, 41243969, 82487938, 206219845, 412439690]

約数ペア:

[(1, 412439690), (2, 206219845), (5, 82487938), (10, 41243969), (13, 31726130), (26, 15863065), (65, 6345226), (130, 3172613), (409, 1008410), (818, 504205), (2045, 201682), (4090, 100841), (5317, 77570), (7757, 53170), (10634, 38785), (15514, 26585)]